Phase Data

Explanation of Parameters


      9 JAN 2011  (  9)

     ot  = 20:37:34.20   +/-   1.89              PHILIPPINE ISLANDS REGION       
     lat =       8.888   +/-   14.1
     lon =     127.030   +/-   14.6              MAGNITUDE 4.8 (GS)       
     dep =        65.9   +/-    7.5   

     95 km (60 miles) NE of Hinatuan, Mindanao, Philippines (pop N/A)
     165 km (100 miles) E of Butuan, Mindanao, Philippines
     195 km (120 miles) ESE of Surigao, Mindanao, Philippines
     915 km (570 miles) SE of MANILA, Philippines

     nph =   27 of  28    se = 0.93    FE=248                            A   

     error ellipse = (115.0, 27.0, 24.6;208.0,  5.0, 22.3;308.0, 62.0,  0.7)

 mb = 4.8 ( 21)  ML = 4.4 (  4)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 DAV  ePn     20:38:15.69   5.7    2.3 219 L:2.8+0 1.4 4.2                   DAV 
 TNTI ePn     20:39:26.38  -2.4    8.1 178 L:8.0-2 3.2 4.5                   TNTI
 TPUB ePn     20:41:10.00  -0.1   15.6 338 b:6.7+1 1.1 4.7                   TPUB
 SBUM eP      20:41:19.30   0.9   16.1 247 b:3.9+1 1.1 4.4                   SBUM
 IPM  eP      20:43:03.99   1.0   26.2 262 b:3.7+1 .80 5.0                   IPM 
 KULM eP      20:43:06.72   1.7   26.4 264 b:2.4+1 1.0 4.7                   KULM
 CM01 eP      20:43:25.81  -0.8   28.8 292                                   CM01
 AS01 eP      20:44:01.97  -1.7   33.0 168                                   AS01
 ULN  eP      20:45:22.36   0.2   42.4 340 b:1.5+1 1.0 4.8                   ULN 
 SONA1eP      20:45:23.61  -0.2   42.6 340                                   SONA
 TLY  eP      20:45:57.49   0.4   46.8 340 b:1.2+1 .90 4.8                   TLY 
 MK01 eP      20:46:48.37  -0.1   53.6 323                                   MK01
 MKAR eP      20:46:48.84   0.3   53.6 323                                   MKAR
 MAKZ eP      20:46:50.02   0.1   53.8 323 b:1.5+1 .90 5.0                   MAKZ
 ZAA0 eP      20:47:06.85  -0.4   56.2 332                                   ZAA0
 TKM2 eP      20:47:07.95   0.3   56.2 316 b:3.6+0 .85 4.4                   TKM2
 EKS2 eP      20:47:16.03   0.3   57.3 315 b:5.5+0 .80 4.7                   EKS2
 KBL  eP      20:47:24.66  -1.1   58.7 305 b:2.4+1 2.1 4.9                   KBL 
 BRVK eP      20:47:55.36  -0.7   63.3 326 b:8.6+0 .70 4.9                   BRVK
 ZRNK eP      20:47:59.84  -0.7   64.0 325 b:1.3+1 .55 5.1                   ZRNK
 ABKAReP      20:48:28.75  -0.3   68.4 320                                   ABKA
 ARU  eP      20:48:42.97  -0.5   70.8 327 b:1.2+1 .60 5.0                   ARU 
 CAST eP      20:49:25.55   0.1   78.0  27 b:9.1+1 2.9 5.2                   CAST
 BPAW eP      20:49:28.70   0.3   78.6  26 b:1.1+1 1.2 4.7                   BPAW
 RAYN eP      20:49:28.98  -1.5   78.8 292 b:6.2+0 .85 4.6                   RAYN
 MLY  eP      20:49:30.31   1.0   78.7  25 b:4.7+1 2.4 5.0                   MLY 
 YKU2 eP      20:49:58.51   0.8   84.1  31 b:1.4+3 1.1 6.9                   YKU2
 KMBO ee      20:50:28.29   0.0X  90.0 269 b:5.5+0 1.3 4.7                   KMBO



 Generated 2011 JAN  9 at 20:55 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver